157393166 has 16 divisors (see below), whose sum is σ = 272294880. Its totient is φ = 66834720.

The previous prime is 157393147. The next prime is 157393193. The reversal of 157393166 is 661393751.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50045 + ... + 53096.

It is an arithmetic number, because the mean of its divisors is an integer number (17018430).

Almost surely, 2^157393166 is an apocalyptic number.

157393166 is a deficient number, since it is larger than the sum of its proper divisors (114901714).

157393166 is a wasteful number, since it uses less digits than its factorization.

157393166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103259.

The product of its digits is 102060, while the sum is 41.

The square root of 157393166 is about 12545.6433075391. The cubic root of 157393166 is about 539.9190162048.

The spelling of 157393166 in words is "one hundred fifty-seven million, three hundred ninety-three thousand, one hundred sixty-six".